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ESM LTD

Overview
  • Total Patents
    11
About

ESM LTD has a total of 11 patent applications. Its first patent ever was published in 2000. It filed its patents most often in United Kingdom and United States. Its main competitors in its focus markets semiconductors and optics are AMORPHYX INC, HSIEH MING-CHE and HOSOYA KUNIO.

Patent filings in countries

World map showing ESM LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 10
#2 United States 1

Patent filings per year

Chart showing ESM LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Semiconductors
#2 Optics

Focus technologies

Top inventors

# Name Total Patents
#1 Jones David Paul 3
#2 Bullock Richard John 3
#3 Burke Hugo Robert Gerard 2
#4 Evans Ivor Robert 1

Latest patents

Publication Filing date Title
GB0115252D0 Double mask barrier process
GB0115275D0 Opaque shielding element for liquid crystal display
GB0115251D0 Method of integrating the fabrication of a diffused shallow well N type jfet device and a P channel mosfet device
GB0115259D0 Method of monitoring and controlling a photoresist edge bead
GB0115257D0 Optical masking layer for LCD display
GB0111384D0 Design and processing of antifuse structure
GB0107420D0 Process for forming uniform multiple contact holes
GB0107418D0 Elimination of photoresist thinning via corner rounding of underlying structures
GB0100216D0 Method of fabricating a gate dielectric layer for a thin film transistor
GB0030214D0 High-voltage metal oxide semiconductor device and method of forming the device